80419860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:714

約数の個数: 144

約数和(自身を含む): 265002192

約数和(自身を除く): 184582332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 41, 45, 51, 60, 68, 82, 85, 90, 102, 123, 153, 164, 170, 180, 204, 205, 246, 255, 306, 340, 369, 410, 492, 510, 612, 615, 641, 697, 738, 765, 820, 1020, 1230, 1282, 1394, 1476, 1530, 1845, 1923, 2091, 2460, 2564, 2788, 3060, 3205, 3485, 3690, 3846, 4182, 5769, 6273, 6410, 6970, 7380, 7692, 8364, 9615, 10455, 10897, 11538, 12546, 12820, 13940, 19230, 20910, 21794, 23076, 25092, 26281, 28845, 31365, 32691, 38460, 41820, 43588, 52562, 54485, 57690, 62730, 65382, 78843, 98073, 105124, 108970, 115380, 125460, 130764, 131405, 157686, 163455, 196146, 217940, 236529, 262810, 315372, 326910, 392292, 394215, 446777, 473058, 490365, 525620, 653820, 788430, 893554, 946116, 980730, 1182645, 1340331, 1576860, 1787108, 1961460, 2233885, 2365290, 2680662, 4020993, 4467770, 4730580, 5361324, 6701655, 8041986, 8935540, 13403310, 16083972, 20104965, 26806620, 40209930, 80419860]

約数ペア:

[(1, 80419860), (2, 40209930), (3, 26806620), (4, 20104965), (5, 16083972), (6, 13403310), (9, 8935540), (10, 8041986), (12, 6701655), (15, 5361324), (17, 4730580), (18, 4467770), (20, 4020993), (30, 2680662), (34, 2365290), (36, 2233885), (41, 1961460), (45, 1787108), (51, 1576860), (60, 1340331), (68, 1182645), (82, 980730), (85, 946116), (90, 893554), (102, 788430), (123, 653820), (153, 525620), (164, 490365), (170, 473058), (180, 446777), (204, 394215), (205, 392292), (246, 326910), (255, 315372), (306, 262810), (340, 236529), (369, 217940), (410, 196146), (492, 163455), (510, 157686), (612, 131405), (615, 130764), (641, 125460), (697, 115380), (738, 108970), (765, 105124), (820, 98073), (1020, 78843), (1230, 65382), (1282, 62730), (1394, 57690), (1476, 54485), (1530, 52562), (1845, 43588), (1923, 41820), (2091, 38460), (2460, 32691), (2564, 31365), (2788, 28845), (3060, 26281), (3205, 25092), (3485, 23076), (3690, 21794), (3846, 20910), (4182, 19230), (5769, 13940), (6273, 12820), (6410, 12546), (6970, 11538), (7380, 10897), (7692, 10455), (8364, 9615)]